Error 1328: Error applying patch to file

When you try to update Acrobat or Reader, you see the following error message:

"Error applying patch to [filename]. It has probably been updated by other means, and can no longer be modified by this patch. For more information, contact your patch vendor."

Error 1328 update failed

Try the solutions below to fix the problem.

Solution 1: Apply the failed patch manually, uninstall, and reinstall Reader or Acrobat

Try this solution if you have both Acrobat and Reader installed on your computer.

  1. Go to the following location: C:\ProgramData\Adobe\Setup\

    Double-click the {GUID} folder to open, where {GUID} is a combination of alphanumerics as shown in the screenshot below.

    Reader installer and patch installer
  2. Run the AcroRead.msi program to repair the installation - double-click the file to start the installer. Follow onscreen instructions to finish the repair.  

  3. Run the AdbeRdrUpd[update-number].msp or AdbeRdrDCUpd[update-number].msp update program which has failed - double-click the file to start the update. Follow onscreen instructions to finish the update.

  4. Uninstall your Reader and Acrobat:

    1. Press Windows + R keys to open the Run command dialog box.
    2. Enter appwiz.cpl in the Open field, and then click OK. The Program and Features window is displayed.
    3. From the list of installed programs, choose Adobe Acrobat DC or XI, and then click Uninstall. Follow onscreen instructions to complete the uninstallation.
    4. From the list of installed programs, choose Adobe Acrobat Reader DC or XI, and then click Uninstall. Follow onscreen instructions to complete the uninstallation.
  5. Download and install Acrobat:

    • Visit the Download Pro or Standard versions of Acrobat page, download your version of Acrobat, and then double-click the downloaded file to begin the installation. Follow onscreen instructions to complete the installation.

    Download and install Reader from http://get.adobe.com/reader/.

Solution 2: Uninstall, clean, and reinstall Acrobat

Try this solution if you have Acrobat installed on your computer, and not Acrobat Reader or Adobe Reader.

  1. Uninstall your Acrobat:

    1. Press Windows + R keys to open the Run command dialog box.
    2. Enter appwiz.cpl in the Open field, and then click OK. The Program and Features window is displayed.
    3. From the list of installed programs, choose Adobe Acrobat DC or XI, and then click Uninstall. Follow onscreen instructions to complete the uninstallation.
  2. Download and run the Cleaner tool:

    1. Visit the Adobe Reader and Acrobat Cleaner Tool page and download the tool specific to your version of Acrobat or Reader.
    2. Unzip the downloaded file and double-click it to run the program. Follow onscreen instructions to completely remove your Acrobat or Reader.
  3. Restart your computer.

  4. Download and install Acrobat:

    • Visit the Download Pro or Standard versions of Acrobat page, download your version of Acrobat, and then double-click the downloaded file to begin the installation. Follow onscreen instructions to complete the installation.
  5. Download and install the latest Acrobat update:

    1. Download the latest update from here - Acrobat updates for Windows | Acrobat updates for Mac.
    2. Open or double-click the downloaded file to start the update program. Follow onscreen instructions to complete the update. 

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